2013123100233 has 16 divisors (see below), whose sum is σ = 3067948477440. Its totient is φ = 1150231435536.

The previous prime is 2013123100223. The next prime is 2013123100259. The reversal of 2013123100233 is 3320013213102.

It is not a de Polignac number, because 2013123100233 - 2⁴ = 2013123100217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2013123100223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4993935 + ... + 5381972.

It is an arithmetic number, because the mean of its divisors is an integer number (191746779840).

Almost surely, 2^{2013123100233} is an apocalyptic number.

It is an amenable number.

2013123100233 is a deficient number, since it is larger than the sum of its proper divisors (1054825377207).

2013123100233 is a wasteful number, since it uses less digits than its factorization.

2013123100233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10385156.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2013123100233 its reverse (3320013213102), we get a palindrome (5333136313335).

The spelling of 2013123100233 in words is "two trillion, thirteen billion, one hundred twenty-three million, one hundred thousand, two hundred thirty-three".